Screaming and shouting
Sitting up in bed or sleepwalking
Kicking and thrashing of limbs
Heavy breathing, racing pulse, and profuse sweating
Dilated pupils and increased muscle tone
Difficulty rousing from sleeping
Confusion on waking
Staring wide-eyed as if awake but be unresponsive to stimuli
Aggressive behavior (more common in adults)
Amnesia of the event (sometimes only partial).